Home / 7,529.88-10,394.28-4,879.56

Finding the Fourth Proportional to 7,529.88, 10,394.28 and 4,879.56

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Solution

The fourth proportional to 7,529.88, 10,394.28 and 4,879.56 is: 6,735.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,529.88 : 10,394.28 = 4,879.56 : x
  2. Step 2: Convert to fraction form
    7,529.88/10,394.28 = 4,879.56/x
  3. Step 3: Cross multiply
    7,529.88x = 10,394.28 × 4,879.56
  4. Step 4: Simplify right side
    7,529.88x = 50,719,512.92
  5. Step 5: Solve for x
    x = 50,719,512.92/7,529.88
  6. Step 6: Final answer
    x = 6,735.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.